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Page 12 - யுனிவர்சிடேட் கூட்டாட்சியின் News Today : Breaking News, Live Updates & Top Stories | Vimarsana

Substances in tick saliva activate immune response-suppressing proteins in cattle

Substances in tick saliva activate immune response-suppressing proteins in cattle A tick saliva study reveals immune responses that could lead to better protection for cattle. Scientists from Hokkaido University, Japan and Universidade Federal do Rio Grande do Sul and Universidade Federal do Rio de Janeiro, Brazil, have revealed that substances in tick saliva activate immune response-suppressing proteins in cattle that facilitates the transmission of tick-borne diseases. The finding was published in the journal Scientific Reports and could help in the development of alternative control strategies. The Asian blue tick, Rhipicephalus microplus, feeds on cattle, causing skin lesions, chronic blood loss and transmission of disease-causing parasites. The costs of preventing and treating disease and loss of some cattle are considerable in many parts of the world.

Museum scientists: Prepare for next pandemic now by preserving animal specimens in natural history

 E-Mail It s been more than a year since the first cases were identified in China, yet the exact origins of the COVID-19 pandemic remain a mystery. Though strong evidence suggests that the responsible coronavirus originated in bats, how and when it crossed from wildlife into humans is unknown. In a study published online Jan.12 in the journal mBio, an international team of 15 biologists say this lack of clarity has exposed a glaring weakness in the current approach to pandemic surveillance and response worldwide. In most recent studies of animal-borne pathogens with the potential to spread to humans, known as zoonotic pathogens, physical specimens of suspected wildlife hosts were not preserved. The practice of collecting and archiving specimens believed to harbor a virus, bacteria or parasite that s under investigation is called host vouchering.

20 Under 40: Young Shapers of the Future (Business and Entrepreneurship)

Courtesy of Andrea Barrica Andrea Barrica grew up in Folsom, California, a first-generation American in a Filipino immigrant household that she describes as religious and conservative. That background perhaps makes one of her best-known achievements seem unlikely: she is the founder of O.school, a virtual clearinghouse based in San Francisco that provides sex education for women and the LGBTQ community. Its overarching concerns include how sex education can be freed from shame and offered without judgment and how sexual wellness can be promoted through accurate, up-to-date information. Barrica attended Bard College at Simon’s Rock, an “early college” in Massachusetts from which she went on to attend Nanjing Normal University, in China, and the University of California at Berkeley, where she earned a degree in linguistics at the age of 20. Early in her career, Barrica cofounded inDinero.com, an accounting and financial services organization, and worked as a venture capitalist f

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